70829713 has 2 divisors, whose sum is σ = 70829714. Its totient is φ = 70829712.

The previous prime is 70829657. The next prime is 70829753. The reversal of 70829713 is 31792807.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65011969 + 5817744 = 8063^2 + 2412^2 .

It is an emirp because it is prime and its reverse (31792807) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70829713 - 2¹³ = 70821521 is a prime.

It is not a weakly prime, because it can be changed into another prime (70829753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35414856 + 35414857.

It is an arithmetic number, because the mean of its divisors is an integer number (35414857).

Almost surely, 2^70829713 is an apocalyptic number.

It is an amenable number.

70829713 is a deficient number, since it is larger than the sum of its proper divisors (1).

70829713 is an equidigital number, since it uses as much as digits as its factorization.

70829713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 70829713 is about 8416.0390327042. The cubic root of 70829713 is about 413.7504641853.

The spelling of 70829713 in words is "seventy million, eight hundred twenty-nine thousand, seven hundred thirteen".